ZXCT212QADW-7

Overview

The ZXCT212QADW-7 is a precision current shunt monitor from the ZXCT21xQ family, manufactured by Diodes Incorporated. It features a common-mode voltage output and operates within an input voltage range of 2.7 V to 26 V. The device utilizes a zero-drift topology for high accuracy and supports both high-side and low-side current sensing. It is housed in a compact SOT-363-6 surface-mount package and is qualified for automotive applications under AEC-Q100 standards. The component functions as a current and power monitor with a gain of 1kV/V.

Feature Summary

• Zero-drift topology ensures high precision and stability across operating conditions
• Supports bidirectional current measurement via a dedicated reference pin
• Qualified for automotive environments meeting AEC-Q100 reliability standards

Applications

• Automotive battery monitoring systems
• High-side and low-side current sensing in power distribution units
• Precision load regulation in industrial equipment

Procurement Notes

Verify the specific suffix 'Q' confirms AEC-Q100 automotive qualification status. Confirm the 'A' variant matches required offset and linearity specifications against the official datasheet. Ensure the SOT-363-6 package footprint aligns with the target PCB design constraints before finalizing procurement orders.

Selection Notes

Select this component when high accuracy and automotive reliability are required for current monitoring. The 1kV/V gain is suitable for detecting small voltage drops across shunt resistors. Consider the zero-drift technology if thermal stability is critical. Verify that the 2.7 V minimum supply voltage meets the system's operational requirements.

Part Context

This part belongs to the ZXCT21xQ series of precision current monitors designed for demanding applications. The family offers various gain options including 50V/V, 75V/V, 100V/V, 200V/V, 500V/V, and 1kV/V. The Q-series specifically targets automotive markets with enhanced reliability and temperature performance compared to standard commercial variants.

Replacement Considerations

ZXCT212CDW-7 (Commercial grade equivalent)

FAQ

What is the maximum common-mode voltage supported?

The device supports a common-mode sense range up to 26 V.

Does this component support bidirectional current measurement?

Yes, it includes a reference pin that allows for bidirectional current measurement.